Miyauchi Suguri, who moved from Kumamoto to Tokyo with her dog, starts working at a pet shop due to a strange turn of events. The "dog maniac" Suguri who even grabs dog poop without hesitation creates great commotion together with her carefree colleagues and customers each with a past.
Rio Sasaoka, a high school teacher struggling with the pressures of her job, finds solace in a secret social media account and the support of her caring boyfriend. When she's unexpectedly assigned as a homeroom teacher to a third-year class, Rio faces new challenges that test her resilience and rekindle her passion for teaching.
